Piping bag



FIG. 1 is a perspective view of a piping bag embodying a firstembodiment of my design, showing the piping bag expanded and in a closeduse configuration with environment;

FIG. 2 is a rear perspective view of the piping bag of FIG. 1, shownpartly open;

FIG. 3 is a front elevation view thereof shown flat, the rear elevationbeing a mirror image thereto;

FIG. 4 is a right side elevation thereof, the left side elevation beinga mirror image thereto;

FIG. 5 is a top view thereof;

FIG. 6 is a perspective view of a piping bag embodying a secondembodiment of my design, showing the piping bag expanded and in a closeduse configuration with environment;

FIG. 7 is a rear perspective view of the piping bag of FIG. 6, shownpartly open;

FIG. 8 is a front elevation view thereof shown flat, the rear elevationbeing a mirror image thereto;

FIG. 9 is a right side elevation thereof, the left side elevation beinga mirror image thereto;

FIG. 10 is a top view thereof;

FIG. 11 is a perspective view of a piping bag embodying a thirdembodiment of my design, showing the piping bag expanded and in a closeduse configuration with environment;

FIG. 12 is a rear perspective view of the piping bag of FIG. 11, shownpartly open;

FIG. 13 is a front elevation view thereof shown flat, the rear elevationbeing a mirror image thereto;

FIG. 14 is a right side elevation thereof, the left side elevation beinga mirror image thereto; and,

FIG. 15 is a top view thereof.

The broken lines shown in FIGS. 1, 6, and 11 depict environmentalsubject matter that forms no part of the claimed design.

CLAIM The ornamental design for a piping bag, as shown and described.